/Engine/Plugins/Runtime/ReplicationGraph/Source/Public/ReplicationGraphTypes.h
Tracks an explicitly set class. This does NOT include child classes! This is the fastest stat and should be fine to enable in shipping/test builds.
void SetExplicitClassTracking ( [UClass](API\Runtime\CoreUObject\UObject\UClass) * ExactActorClass, const [FString](API\Runtime\Core\Containers\FString) & StatNamePrefix )